condition mean min max 0 h after light 1.0951325 0.907715 1.28255 2 h after light 0.5923419999999999 0.445855 0.738829 4 h after light 0.56424 0.461153 0.667327 8 h after light 0.262874 0.117179 0.408569 12 h after light 0.271966 0.259036 0.284896 2 h after dark 0.4149605 0.127004 0.702917 4 h after dark 0.525225 0.396126 0.654324 8 h after dark 0.9116075 0.738435 1.08478 12 h after dark 0.9201175 0.908379 0.931856