condition mean min max 4 h after light 209.14852100000002 166.777986 251.519056 8 h after light 243.3576695 186.107444 300.607895 12 h after light 203.79153050000002 198.110407 209.472654 4 h after dark 191.54002100000002 181.617216 201.462826 8 h after dark 196.3905595 175.694551 217.086568 12 h after dark 130.001288 130.001288 130.001288