condition mean min max 4 h after light 104.361907 93.306546 115.417268 8 h after light 109.31618 96.777956 121.854404 12 h after light 119.9456755 112.602916 127.288435 4 h after dark 155.01257049999998 133.529622 176.495519 8 h after dark 122.86551850000001 121.095265 124.635772 12 h after dark 142.113647 142.113647 142.113647