Add submissions/2017-12 (22 shards, 10.6M rows)

data/submissions/2017/12/000.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b056e40d8b6d4d89f68cececd1d074a7cabe10056e6dcee8c5ba99712d569868
+size 66907785

data/submissions/2017/12/001.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d299752a8311e34f1e5fe56c17ff5443e6046234c103e94af501b31e8edb3635
+size 68441773

data/submissions/2017/12/002.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:896c49b46f93d093863c774d6b6c353634d93932f689ba0dfb709dacc08234f8
+size 66649267

data/submissions/2017/12/003.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:cb64954fa29724311b30b54b915faea50d4350ddb9d56cb5a783536bbddfc15c
+size 65107913

data/submissions/2017/12/004.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:179955bae05e3380bfb9650c1f35e95cadeb13f1b0e4e66aa82058977006dd7b
+size 64974349

data/submissions/2017/12/005.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7f54f72bcc7f8239c9d5d0c08c5be7ec3397534df4ede7335811b0fcfcdcde94
+size 63656539

data/submissions/2017/12/006.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f6f7661c51baec1041e601cfb8c1a6ab6c4cb5991ab6399d8441b2b0b9489b30
+size 65309592

data/submissions/2017/12/007.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3358af2adcdaefdf90ab723d425687686f3f3b3d09aa6ea6fd2094c8ac0f6321
+size 65922926

data/submissions/2017/12/008.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4bae2a1da5f6020183c4ec79808b2a98352f1372aed1f553f3e54e37bf52bd65
+size 64971376

data/submissions/2017/12/009.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:857d1350d015986dee9d57ed8652e56a7ac1708cb5693f128552731c678f0d99
+size 65930063