Table 3. Comparison of scaling factors for optimal fits between Keeling et al. [1998] for the data of Najjar and Keeling [1997] and this work. The uncertainties ( SE) on the scaling factors represent the standard errors to the fits.

Station code

Keeling et al. [1998]

This work

ALT

1.16 0.09

1.07 0.15

CBA

1.11 0.12

1.16 0.10

NWR

0.94 0.11

0.89 0.18

LJO

1.59 0.25

1.52 0.08

KUM

1.05 0.19

1.07 0.16

MLO

0.81 0.05

0.84 0.06

SMO

0.61 0.10

1.07 0.09

CGO

1.24 0.10

0.91 0.16

SPO

1.22 0.54

1.01 0.11

ALT, NWR, CBA

1.15 0.05

1.09 0.09

CGO, SPO

1.23 0.06

0.97 0.08

All Stations

1.14 0.05

1.01 0.07