condition mean min max 0 h after light 5.654255 4.60676 6.70175 2 h after light 2.90964 2.74402 3.07526 4 h after light 2.42005 2.27715 2.56295 8 h after light 3.528455 3.08598 3.97093 12 h after light 4.40557 3.12622 5.68492 2 h after dark 4.61237 4.48636 4.73838 4 h after dark 5.9192800000000005 5.50469 6.33387 8 h after dark 7.2074300000000004 6.58195 7.83291 12 h after dark 4.9130400000000005 2.9239 6.90218