condition mean min max 4 h after light 174.96166649999998 166.306661 183.616672 8 h after light 177.2878705 170.959069 183.616672 12 h after light 155.719707 144.143213 167.296201 4 h after dark 211.0134945 167.593928 254.433061 8 h after dark 232.650175 184.366429 280.933921 12 h after dark 192.640985 192.640985 192.640985