Diagnostic Summary for Gross Primary Productivity: Model vs. FLUXNET

	Global Patterns	Regional Patterns	Scoring (Info)
	Annual Mean (gC/m2/day) Bias (gC/m2/day) RMSE (gC/m2/day) Phase Difference (months)	Regional Mean Individual Site	Global Bias RMSE Seasonal Cycle Spatial Distribution Interannual Variability Overall
Benchmark  [Lasslop et al. (2010)]	3.26 - - 0.00	access to plots access to plots	- - - - - -
CLM40cn	3.32 0.07 2.31 -0.17	access to plots access to plots	0.69 0.61 0.92 0.67 0.61 0.69
CLM45bgc_CRUNCEP	4.17 0.92 2.38 -0.47	access to plots access to plots	0.73 0.60 0.93 0.80 0.57 0.70
CLM45bgc_GSWP3	3.68 0.42 2.02 -0.38	access to plots access to plots	0.78 0.64 0.93 0.78 0.63 0.73

Notes: In calculating overall score, rmse score contributes double in comparison with all other scores.