USAF Project Blue Book 1977 Summary of Sightings and Comparison to Cases Currently Online

YEAR	TOTAL SIGHTINGS	UNIDENTIFIED	ONLINE 2019
No Date			242
1945			1
1947	122	12	75
1948	156	7	131
1949	186	22	292
1950	210	27	200
1951	169	22	154
1952	1501	303	607
1953	509	42	428
1954	487	46	475
1955	545	24	559
1956	670	14	623
1957	1006	14	953
1958	627	10	570
1959	390	12	380
1960	557	14	553
1961	591	13	541
1962	474	15	462
1963	399	14	374
1964	562	19	453
1965	887	16	719
1966	1112	32	888
1967	937	19	658
1968	375	3	305
1969	146	1	114
TOTALS	12618	701	10757