Lowest count of new entries

Pos	No. of new entries	Date of chart
1	0	18th April 1971
2	0	4th March 1973
3	0	24th August 1975
4	1	28th February 1971
5	1	7th January 1973
6	1	29th April 1973
7	2	14th June 1970
8	2	27th December 1970
9	2	10th January 1971
10	2	28th March 1971
11	2	23rd May 1971
12	2	11th July 1971
13	2	10th October 1971
14	2	21st November 1971
15	2	19th December 1971
16	2	26th December 1971
17	2	2nd January 1972
18	2	30th January 1972
19	2	6th February 1972
20	2	20th February 1972