diff --git a/2016/Pipfile.lock b/2016/Pipfile.lock
index 28f5e25..a4376ab 100644
--- a/2016/Pipfile.lock
+++ b/2016/Pipfile.lock
@@ -125,11 +125,11 @@
         },
         "jupyter-core": {
             "hashes": [
-                "sha256:3815e80ec5272c0c19aad087a0d2775df2852cfca8f5a17069e99c9350cecff8",
-                "sha256:c2909b9bc7dca75560a6c5ae78c34fd305ede31cd864da3c0d0bb2ed89aa9337"
+                "sha256:a5ae7c09c55c0b26f692ec69323ba2b62e8d7295354d20f6cd57b749de4a05bf",
+                "sha256:f5740d99606958544396914b08e67b668f45e7eff99ab47a7f4bcead419c02f4"
             ],
-            "index": "pypi",
-            "version": "==4.11.2"
+            "markers": "python_version >= '3.8'",
+            "version": "==5.1.0"
         },
         "matplotlib-inline": {
             "hashes": [
@@ -149,43 +149,31 @@
         },
         "numpy": {
             "hashes": [
-                "sha256:08308c38e44cc926bdfce99498b21eec1f848d24c302519e64203a8da99a97db",
-                "sha256:09c12096d843b90eafd01ea1b3307e78ddd47a55855ad402b157b6c4862197ce",
-                "sha256:13d166f77d6dc02c0a73c1101dd87fdf01339febec1030bd810dcd53fff3b0f1",
-                "sha256:141ec3a3300ab89c7f2b0775289954d193cc8edb621ea05f99db9cb181530512",
-                "sha256:16c1b388cc31a9baa06d91a19366fb99ddbe1c7b205293ed072211ee5bac1ed2",
-                "sha256:18bed2bcb39e3f758296584337966e68d2d5ba6aab7e038688ad53c8f889f757",
-                "sha256:1aeef46a13e51931c0b1cf8ae1168b4a55ecd282e6688fdb0a948cc5a1d5afb9",
-                "sha256:27d3f3b9e3406579a8af3a9f262f5339005dd25e0ecf3cf1559ff8a49ed5cbf2",
-                "sha256:2a2740aa9733d2e5b2dfb33639d98a64c3b0f24765fed86b0fd2aec07f6a0a08",
-                "sha256:4377e10b874e653fe96985c05feed2225c912e328c8a26541f7fc600fb9c637b",
-                "sha256:448ebb1b3bf64c0267d6b09a7cba26b5ae61b6d2dbabff7c91b660c7eccf2bdb",
-                "sha256:50e86c076611212ca62e5a59f518edafe0c0730f7d9195fec718da1a5c2bb1fc",
-                "sha256:5734bdc0342aba9dfc6f04920988140fb41234db42381cf7ccba64169f9fe7ac",
-                "sha256:64324f64f90a9e4ef732be0928be853eee378fd6a01be21a0a8469c4f2682c83",
-                "sha256:6ae6c680f3ebf1cf7ad1d7748868b39d9f900836df774c453c11c5440bc15b36",
-                "sha256:6d7593a705d662be5bfe24111af14763016765f43cb6923ed86223f965f52387",
-                "sha256:8cac8790a6b1ddf88640a9267ee67b1aee7a57dfa2d2dd33999d080bc8ee3a0f",
-                "sha256:8ece138c3a16db8c1ad38f52eb32be6086cc72f403150a79336eb2045723a1ad",
-                "sha256:9eeb7d1d04b117ac0d38719915ae169aa6b61fca227b0b7d198d43728f0c879c",
-                "sha256:a09f98011236a419ee3f49cedc9ef27d7a1651df07810ae430a6b06576e0b414",
-                "sha256:a5d897c14513590a85774180be713f692df6fa8ecf6483e561a6d47309566f37",
-                "sha256:ad6f2ff5b1989a4899bf89800a671d71b1612e5ff40866d1f4d8bcf48d4e5764",
-                "sha256:c42c4b73121caf0ed6cd795512c9c09c52a7287b04d105d112068c1736d7c753",
-                "sha256:cb1017eec5257e9ac6209ac172058c430e834d5d2bc21961dceeb79d111e5909",
-                "sha256:d6c7bb82883680e168b55b49c70af29b84b84abb161cbac2800e8fcb6f2109b6",
-                "sha256:e452dc66e08a4ce642a961f134814258a082832c78c90351b75c41ad16f79f63",
-                "sha256:e5b6ed0f0b42317050c88022349d994fe72bfe35f5908617512cd8c8ef9da2a9",
-                "sha256:e9b30d4bd69498fc0c3fe9db5f62fffbb06b8eb9321f92cc970f2969be5e3949",
-                "sha256:ec149b90019852266fec2341ce1db513b843e496d5a8e8cdb5ced1923a92faab",
-                "sha256:edb01671b3caae1ca00881686003d16c2209e07b7ef8b7639f1867852b948f7c",
-                "sha256:f0d3929fe88ee1c155129ecd82f981b8856c5d97bcb0d5f23e9b4242e79d1de3",
-                "sha256:f29454410db6ef8126c83bd3c968d143304633d45dc57b51252afbd79d700893",
-                "sha256:fe45becb4c2f72a0907c1d0246ea6449fe7a9e2293bb0e11c4e9a32bb0930a15",
-                "sha256:fedbd128668ead37f33917820b704784aff695e0019309ad446a6d0b065b57e4"
+                "sha256:0cfe07133fd00b27edee5e6385e333e9eeb010607e8a46e1cd673f05f8596595",
+                "sha256:11a1f3816ea82eed4178102c56281782690ab5993251fdfd75039aad4d20385f",
+                "sha256:2762331de395739c91f1abb88041f94a080cb1143aeec791b3b223976228af3f",
+                "sha256:283d9de87c0133ef98f93dfc09fad3fb382f2a15580de75c02b5bb36a5a159a5",
+                "sha256:3d22662b4b10112c545c91a0741f2436f8ca979ab3d69d03d19322aa970f9695",
+                "sha256:41388e32e40b41dd56eb37fcaa7488b2b47b0adf77c66154d6b89622c110dfe9",
+                "sha256:42c16cec1c8cf2728f1d539bd55aaa9d6bb48a7de2f41eb944697293ef65a559",
+                "sha256:47ee7a839f5885bc0c63a74aabb91f6f40d7d7b639253768c4199b37aede7982",
+                "sha256:5a311ee4d983c487a0ab546708edbdd759393a3dc9cd30305170149fedd23c88",
+                "sha256:5dc65644f75a4c2970f21394ad8bea1a844104f0fe01f278631be1c7eae27226",
+                "sha256:6ed0d073a9c54ac40c41a9c2d53fcc3d4d4ed607670b9e7b0de1ba13b4cbfe6f",
+                "sha256:76ba7c40e80f9dc815c5e896330700fd6e20814e69da9c1267d65a4d051080f1",
+                "sha256:818b9be7900e8dc23e013a92779135623476f44a0de58b40c32a15368c01d471",
+                "sha256:a024181d7aef0004d76fb3bce2a4c9f2e67a609a9e2a6ff2571d30e9976aa383",
+                "sha256:a955e4128ac36797aaffd49ab44ec74a71c11d6938df83b1285492d277db5397",
+                "sha256:a97a954a8c2f046d3817c2bce16e3c7e9a9c2afffaf0400f5c16df5172a67c9c",
+                "sha256:a97e82c39d9856fe7d4f9b86d8a1e66eff99cf3a8b7ba48202f659703d27c46f",
+                "sha256:b55b953a1bdb465f4dc181758570d321db4ac23005f90ffd2b434cc6609a63dd",
+                "sha256:bb02929b0d6bfab4c48a79bd805bd7419114606947ec8284476167415171f55b",
+                "sha256:bece0a4a49e60e472a6d1f70ac6cdea00f9ab80ff01132f96bd970cdd8a9e5a9",
+                "sha256:e41e8951749c4b5c9a2dc5fdbc1a4eec6ab2a140fdae9b460b0f557eed870f4d",
+                "sha256:f71d57cc8645f14816ae249407d309be250ad8de93ef61d9709b45a0ddf4050c"
             ],
             "index": "pypi",
-            "version": "==1.19.4"
+            "version": "==1.22.0"
         },
         "pandas": {
             "hashes": [
@@ -307,6 +295,14 @@
             "index": "pypi",
             "version": "==8.3.2"
         },
+        "platformdirs": {
+            "hashes": [
+                "sha256:1006647646d80f16130f052404c6b901e80ee4ed6bef6792e1f238a8969106f7",
+                "sha256:af0276409f9a02373d540bf8480021a048711d572745aef4b7842dad245eba10"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==2.5.4"
+        },
         "prompt-toolkit": {
             "hashes": [
                 "sha256:535c29c31216c77302877d5120aef6c94ff573748a5b5ca5b1b1f76f5e700c73",