diff --git a/makefile b/makefile
index a3566f6..4e6a441 100644
--- a/makefile
+++ b/makefile
@@ -50,7 +50,6 @@ US_zips_2021.csv: US_vaccination_search_insights.csv
 US_zips_2022.csv: US_vaccination_search_insights.csv
 	cat $(SRC_DIR)/$(word 1,$^) | awk 'NR==1' > $(SRC_DIR)/$@
 	cat $(SRC_DIR)/$(word 1,$^) | awk -vFPAT='[^,]*|"[^"]*"' -v OFS=',' '($$8) == "postal_code" && index($$1, "2022")' >> $(SRC_DIR)/$@
-	rm -f $(SRC_DIR)/$(word 1,$^)
 	
 US_zips_2023.csv: US_vaccination_search_insights.csv
 	cat $(SRC_DIR)/$(word 1,$^) | awk 'NR==1' > $(SRC_DIR)/$@
diff --git a/package-lock.json b/package-lock.json
index fe94950..b1b8bf4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -135,6 +135,64 @@
         "tslib": "^2.1.0"
       }
     },
+    "node_modules/@jridgewell/gen-mapping": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/@jridgewell/gen-mapping/-/gen-mapping-0.3.2.tgz",
+      "integrity": "sha512-mh65xKQAzI6iBcFzwv28KVWSmCkdRBWoOh+bYQGW3+6OZvbbN3TqMGo5hqYxQniRcH9F2VZIoJCm4pa3BPDK/A==",
+      "dev": true,
+      "dependencies": {
+        "@jridgewell/set-array": "^1.0.1",
+        "@jridgewell/sourcemap-codec": "^1.4.10",
+        "@jridgewell/trace-mapping": "^0.3.9"
+      },
+      "engines": {
+        "node": ">=6.0.0"
+      }
+    },
+    "node_modules/@jridgewell/resolve-uri": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/@jridgewell/resolve-uri/-/resolve-uri-3.1.0.tgz",
+      "integrity": "sha512-F2msla3tad+Mfht5cJq7LSXcdudKTWCVYUgw6pLFOOHSTtZlj6SWNYAp+AhuqLmWdBO2X5hPrLcu8cVP8fy28w==",
+      "dev": true,
+      "engines": {
+        "node": ">=6.0.0"
+      }
+    },
+    "node_modules/@jridgewell/set-array": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/@jridgewell/set-array/-/set-array-1.1.2.tgz",
+      "integrity": "sha512-xnkseuNADM0gt2bs+BvhO0p78Mk762YnZdsuzFV018NoG1Sj1SCQvpSqa7XUaTam5vAGasABV9qXASMKnFMwMw==",
+      "dev": true,
+      "engines": {
+        "node": ">=6.0.0"
+      }
+    },
+    "node_modules/@jridgewell/source-map": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/@jridgewell/source-map/-/source-map-0.3.2.tgz",
+      "integrity": "sha512-m7O9o2uR8k2ObDysZYzdfhb08VuEml5oWGiosa1VdaPZ/A6QyPkAJuwN0Q1lhULOf6B7MtQmHENS743hWtCrgw==",
+      "dev": true,
+      "dependencies": {
+        "@jridgewell/gen-mapping": "^0.3.0",
+        "@jridgewell/trace-mapping": "^0.3.9"
+      }
+    },
+    "node_modules/@jridgewell/sourcemap-codec": {
+      "version": "1.4.14",
+      "resolved": "https://registry.npmjs.org/@jridgewell/sourcemap-codec/-/sourcemap-codec-1.4.14.tgz",
+      "integrity": "sha512-XPSJHWmi394fuUuzDnGz1wiKqWfo1yXecHQMRf2l6hztTO+nPru658AyDngaBe7isIxEkRsPR3FZh+s7iVa4Uw==",
+      "dev": true
+    },
+    "node_modules/@jridgewell/trace-mapping": {
+      "version": "0.3.17",
+      "resolved": "https://registry.npmjs.org/@jridgewell/trace-mapping/-/trace-mapping-0.3.17.tgz",
+      "integrity": "sha512-MCNzAp77qzKca9+W/+I0+sEpaUnZoeasnghNeVc41VZCEKaCH73Vq3BZZ/SzWIgrqE4H4ceI+p+b6C0mHf9T4g==",
+      "dev": true,
+      "dependencies": {
+        "@jridgewell/resolve-uri": "3.1.0",
+        "@jridgewell/sourcemap-codec": "1.4.14"
+      }
+    },
     "node_modules/@polka/url": {
       "version": "1.0.0-next.12",
       "resolved": "https://registry.npmjs.org/@polka/url/-/url-1.0.0-next.12.tgz",
@@ -629,6 +687,18 @@
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
       "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q=="
     },
+    "node_modules/acorn": {
+      "version": "8.8.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.8.1.tgz",
+      "integrity": "sha512-7zFpHzhnqYKrkYdUjF1HI1bzd0VygEGX8lFk4k5zVMqHEoES+P+7TKI+EvLO9WVMJ8eekdO0aDEK044xTXwPPA==",
+      "dev": true,
+      "bin": {
+        "acorn": "bin/acorn"
+      },
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
     "node_modules/aggregate-error": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/aggregate-error/-/aggregate-error-3.1.0.tgz",
@@ -759,9 +829,9 @@
       }
     },
     "node_modules/buffer-from": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.1.tgz",
-      "integrity": "sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A==",
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.2.tgz",
+      "integrity": "sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==",
       "dev": true
     },
     "node_modules/builtin-modules": {
@@ -2261,9 +2331,9 @@
       }
     },
     "node_modules/minimatch": {
-      "version": "3.0.4",
-      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
-      "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
+      "integrity": "sha512-J7p63hRiAjw1NDEww1W7i37+ByIrOWO5XQQAzZ3VOcL0PNybwpfmV/N05zFAzwQ9USyEcX6t3UO+K5aqBQOIHw==",
       "dependencies": {
         "brace-expansion": "^1.1.7"
       },
@@ -3022,9 +3092,9 @@
       }
     },
     "node_modules/source-map-support": {
-      "version": "0.5.19",
-      "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.19.tgz",
-      "integrity": "sha512-Wonm7zOCIJzBGQdB+thsPar0kYuCIzYvxZwlBa87yi/Mdjv7Tip2cyVbLj5o0cFPN4EVkuTwb3GDDyUx2DGnGw==",
+      "version": "0.5.21",
+      "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.21.tgz",
+      "integrity": "sha512-uBHU3L3czsIyYXKX88fdrGovxdSCoTGDRZ6SYXtSRxLZUzHg5P/66Ht6uoUlHu9EZod+inXhKo3qQgwXUT/y1w==",
       "dev": true,
       "dependencies": {
         "buffer-from": "^1.0.0",
@@ -3190,9 +3260,9 @@
       }
     },
     "node_modules/svelte": {
-      "version": "3.37.0",
-      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.37.0.tgz",
-      "integrity": "sha512-TRF30F4W4+d+Jr2KzUUL1j8Mrpns/WM/WacxYlo5MMb2E5Qy2Pk1Guj6GylxsW9OnKQl1tnF8q3hG/hQ3h6VUA==",
+      "version": "3.55.1",
+      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.55.1.tgz",
+      "integrity": "sha512-S+87/P0Ve67HxKkEV23iCdAh/SX1xiSfjF1HOglno/YTbSTW7RniICMCofWGdJJbdjw3S+0PfFb1JtGfTXE0oQ==",
       "engines": {
         "node": ">= 8"
       }
@@ -3375,14 +3445,15 @@
       }
     },
     "node_modules/terser": {
-      "version": "5.6.1",
-      "resolved": "https://registry.npmjs.org/terser/-/terser-5.6.1.tgz",
-      "integrity": "sha512-yv9YLFQQ+3ZqgWCUk+pvNJwgUTdlIxUk1WTN+RnaFJe2L7ipG2csPT0ra2XRm7Cs8cxN7QXmK1rFzEwYEQkzXw==",
+      "version": "5.16.1",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-5.16.1.tgz",
+      "integrity": "sha512-xvQfyfA1ayT0qdK47zskQgRZeWLoOQ8JQ6mIgRGVNwZKdQMU+5FkCBjmv4QjcrTzyZquRw2FVtlJSRUmMKQslw==",
       "dev": true,
       "dependencies": {
+        "@jridgewell/source-map": "^0.3.2",
+        "acorn": "^8.5.0",
         "commander": "^2.20.0",
-        "source-map": "~0.7.2",
-        "source-map-support": "~0.5.19"
+        "source-map-support": "~0.5.20"
       },
       "bin": {
         "terser": "bin/terser"
@@ -3702,6 +3773,55 @@
         "tslib": "^2.1.0"
       }
     },
+    "@jridgewell/gen-mapping": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/@jridgewell/gen-mapping/-/gen-mapping-0.3.2.tgz",
+      "integrity": "sha512-mh65xKQAzI6iBcFzwv28KVWSmCkdRBWoOh+bYQGW3+6OZvbbN3TqMGo5hqYxQniRcH9F2VZIoJCm4pa3BPDK/A==",
+      "dev": true,
+      "requires": {
+        "@jridgewell/set-array": "^1.0.1",
+        "@jridgewell/sourcemap-codec": "^1.4.10",
+        "@jridgewell/trace-mapping": "^0.3.9"
+      }
+    },
+    "@jridgewell/resolve-uri": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/@jridgewell/resolve-uri/-/resolve-uri-3.1.0.tgz",
+      "integrity": "sha512-F2msla3tad+Mfht5cJq7LSXcdudKTWCVYUgw6pLFOOHSTtZlj6SWNYAp+AhuqLmWdBO2X5hPrLcu8cVP8fy28w==",
+      "dev": true
+    },
+    "@jridgewell/set-array": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/@jridgewell/set-array/-/set-array-1.1.2.tgz",
+      "integrity": "sha512-xnkseuNADM0gt2bs+BvhO0p78Mk762YnZdsuzFV018NoG1Sj1SCQvpSqa7XUaTam5vAGasABV9qXASMKnFMwMw==",
+      "dev": true
+    },
+    "@jridgewell/source-map": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/@jridgewell/source-map/-/source-map-0.3.2.tgz",
+      "integrity": "sha512-m7O9o2uR8k2ObDysZYzdfhb08VuEml5oWGiosa1VdaPZ/A6QyPkAJuwN0Q1lhULOf6B7MtQmHENS743hWtCrgw==",
+      "dev": true,
+      "requires": {
+        "@jridgewell/gen-mapping": "^0.3.0",
+        "@jridgewell/trace-mapping": "^0.3.9"
+      }
+    },
+    "@jridgewell/sourcemap-codec": {
+      "version": "1.4.14",
+      "resolved": "https://registry.npmjs.org/@jridgewell/sourcemap-codec/-/sourcemap-codec-1.4.14.tgz",
+      "integrity": "sha512-XPSJHWmi394fuUuzDnGz1wiKqWfo1yXecHQMRf2l6hztTO+nPru658AyDngaBe7isIxEkRsPR3FZh+s7iVa4Uw==",
+      "dev": true
+    },
+    "@jridgewell/trace-mapping": {
+      "version": "0.3.17",
+      "resolved": "https://registry.npmjs.org/@jridgewell/trace-mapping/-/trace-mapping-0.3.17.tgz",
+      "integrity": "sha512-MCNzAp77qzKca9+W/+I0+sEpaUnZoeasnghNeVc41VZCEKaCH73Vq3BZZ/SzWIgrqE4H4ceI+p+b6C0mHf9T4g==",
+      "dev": true,
+      "requires": {
+        "@jridgewell/resolve-uri": "3.1.0",
+        "@jridgewell/sourcemap-codec": "1.4.14"
+      }
+    },
     "@polka/url": {
       "version": "1.0.0-next.12",
       "resolved": "https://registry.npmjs.org/@polka/url/-/url-1.0.0-next.12.tgz",
@@ -4170,6 +4290,12 @@
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
       "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q=="
     },
+    "acorn": {
+      "version": "8.8.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.8.1.tgz",
+      "integrity": "sha512-7zFpHzhnqYKrkYdUjF1HI1bzd0VygEGX8lFk4k5zVMqHEoES+P+7TKI+EvLO9WVMJ8eekdO0aDEK044xTXwPPA==",
+      "dev": true
+    },
     "aggregate-error": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/aggregate-error/-/aggregate-error-3.1.0.tgz",
@@ -4264,9 +4390,9 @@
       }
     },
     "buffer-from": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.1.tgz",
-      "integrity": "sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A==",
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.2.tgz",
+      "integrity": "sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==",
       "dev": true
     },
     "builtin-modules": {
@@ -5461,9 +5587,9 @@
       "dev": true
     },
     "minimatch": {
-      "version": "3.0.4",
-      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
-      "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
+      "integrity": "sha512-J7p63hRiAjw1NDEww1W7i37+ByIrOWO5XQQAzZ3VOcL0PNybwpfmV/N05zFAzwQ9USyEcX6t3UO+K5aqBQOIHw==",
       "requires": {
         "brace-expansion": "^1.1.7"
       }
@@ -6037,9 +6163,9 @@
       "dev": true
     },
     "source-map-support": {
-      "version": "0.5.19",
-      "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.19.tgz",
-      "integrity": "sha512-Wonm7zOCIJzBGQdB+thsPar0kYuCIzYvxZwlBa87yi/Mdjv7Tip2cyVbLj5o0cFPN4EVkuTwb3GDDyUx2DGnGw==",
+      "version": "0.5.21",
+      "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.21.tgz",
+      "integrity": "sha512-uBHU3L3czsIyYXKX88fdrGovxdSCoTGDRZ6SYXtSRxLZUzHg5P/66Ht6uoUlHu9EZod+inXhKo3qQgwXUT/y1w==",
       "dev": true,
       "requires": {
         "buffer-from": "^1.0.0",
@@ -6182,9 +6308,9 @@
       }
     },
     "svelte": {
-      "version": "3.37.0",
-      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.37.0.tgz",
-      "integrity": "sha512-TRF30F4W4+d+Jr2KzUUL1j8Mrpns/WM/WacxYlo5MMb2E5Qy2Pk1Guj6GylxsW9OnKQl1tnF8q3hG/hQ3h6VUA=="
+      "version": "3.55.1",
+      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.55.1.tgz",
+      "integrity": "sha512-S+87/P0Ve67HxKkEV23iCdAh/SX1xiSfjF1HOglno/YTbSTW7RniICMCofWGdJJbdjw3S+0PfFb1JtGfTXE0oQ=="
     },
     "svelte-check": {
       "version": "1.4.0",
@@ -6278,14 +6404,15 @@
       }
     },
     "terser": {
-      "version": "5.6.1",
-      "resolved": "https://registry.npmjs.org/terser/-/terser-5.6.1.tgz",
-      "integrity": "sha512-yv9YLFQQ+3ZqgWCUk+pvNJwgUTdlIxUk1WTN+RnaFJe2L7ipG2csPT0ra2XRm7Cs8cxN7QXmK1rFzEwYEQkzXw==",
+      "version": "5.16.1",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-5.16.1.tgz",
+      "integrity": "sha512-xvQfyfA1ayT0qdK47zskQgRZeWLoOQ8JQ6mIgRGVNwZKdQMU+5FkCBjmv4QjcrTzyZquRw2FVtlJSRUmMKQslw==",
       "dev": true,
       "requires": {
+        "@jridgewell/source-map": "^0.3.2",
+        "acorn": "^8.5.0",
         "commander": "^2.20.0",
-        "source-map": "~0.7.2",
-        "source-map-support": "~0.5.19"
+        "source-map-support": "~0.5.20"
       }
     },
     "through": {
diff --git a/src/zip_data.ts b/src/zip_data.ts
index e2c041b..1224b36 100644
--- a/src/zip_data.ts
+++ b/src/zip_data.ts
@@ -2,7 +2,7 @@ import { parse, ParseResult } from "papaparse";
 import { fetchRegionalTrendsData, RegionalTrendLine, RegionalTrends } from "./data";
 import { mapData, regionalTrends } from "./stores";
 
-const US_ZIP_FILENAMES = ["./data/US_zips_2022.csv"]
+const US_ZIP_FILENAMES = ["./data/US_zips_2022.csv", "./data/US_zips_2023.csv"];
 
 function coerceNumber(u: unknown) {
   if (u === "") {