condition mean min max 4 h after light 349.3433595 158.712333 539.974386 8 h after light 553.6424415 526.010977 581.273906 12 h after light 540.468155 375.115472 705.820838 4 h after dark 279.5819845 120.552684 438.611285 8 h after dark 180.1234635 75.47707 284.769857 12 h after dark 117.127143 117.127143 117.127143