Per bbref:
1-1: 58 matching player(s). 54 played in the majors (93%). Total of 1149.1 WAR, or 21.3 per major leaguer. (Danny Goodwin drafted 1-1 twice).
1-2: 59 matching player(s). 52 played in the majors (88%). Total of 762.6 WAR, or 14.7 per major leaguer.
1-3: 59 matching player(s). 48 played in the majors (81%). Total of 652.7 WAR, or 13.6 per major leaguer.
1-4: 59 matching player(s). 48 played in the majors (81%). Total of 603.9 WAR, or 12.6 per major leaguer.
1-5: 59 matching player(s). 40 played in the majors (67%). Total of 444.1 WAR, or 11.1 per major leaguer.
1-6: 59 matching player(s). 45 played in the majors (76%). Total of 618.2 WAR, or 13.7 per major leaguer.
1-7: 59 matching player(s). 43 played in the majors (72%). Total of 460.9 WAR, or 10.7 per major leaguer.
1-8: 58 matching player(s). 38 played in the majors (65%). Total of 319.2 WAR, or 8.4 per major leaguer. (Wade Townsend drafted 1-8 twice).
1-9: 59 matching player(s). 38 played in the majors (64%). Total of 316.6 WAR, or 8.3 per major leaguer.
1-10: 59 matching player(s). 48 played in the majors (81%). Total of 500.8 WAR, or 10.4 per major leaguer.