time grp co2hs co2ms co2ls o2hs o2ms o2ls co2q2 co2q1 co2q0 co2l1 co2l0 o2l1 o2l0 0.01546596 2 -6.166312 NA 70.68327 202.3228 NA 46.19935 0 0 0 0.4035425 376.8014 0.2294211 -122.9455