condition mean min max 2 h after light 2172.5716666666667 1714.53 2341.35 6 h after light 1725.7 1290.73 2097.84 10 h after light 1197.67 1050.97 1536.49 14 h after light 1042.0215 756.327 1475.04 18 h after light 1278.359 952.254 1692.76 2 h after dark 1009.8565000000001 722.832 1181.22