Figures are generated using [BPEA_figures.do]

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Raw data:
Figure 1 (North Dakota): [ND_Gas1990ToPresent.xls]
Figure 2 (Texas): [tx_monthly_output.txt]
Figure 3 (Pennsylvania): [PADD1_NGL.xls] and contents of "PA" folder

Data are put into figure-ready format using [figures_to_dta.do]
[figure_1.dta]
[figure_2.dta]
[figure_3.dta]