condition mean min max 4 h after light 160.820534 159.222754 162.418314 8 h after light 122.13877199999999 117.232057 127.045487 12 h after light 182.3113245 150.766323 213.856326 4 h after dark 348.2824235 240.794329 455.770518 8 h after dark 309.644946 271.335433 347.954459 12 h after dark 361.59769 361.59769 361.59769