PNUM hard-coded and Vehicle table creation bug fix #907

Job	Run time
linux-64-py3.10	11m 28s
win-64	17m 22s
placeholder_psrc	35m 59s
prototype_mtc	45m 38s
prototype_sandag_xborder	10m 8s
macOS	10m 8s
production_semcog	11m 9s
Standard 2-Zone Example (SANDAG)	58m 13s
Standard 1-Zone Example (MTC)	45m 45s
placeholder_multiple_zone	13m 52s
random_seed_generation_test	8m 22s
Estimation Mode Unit Tests	22m 23s
prototype_mtc_extended	1h 17m 57s
placeholder_sandag	1h 59m 15s
prototype_marin	7m 26s
prototype_mwcog	39m 53s
develop-docbuild	0s
	8h 54m 58s

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