Mumbai won its IPL game by five runs against Kolkata at Mum-WS on 14.05.15 to provide the eighth win by single digit run  margin in IPL 2015. This equalled the record in the history of IPL for most wins by single digit run margin in a single edition of IPL.  The previous record was eight wins 2013. The following table lists out the teams which have won an IPL game by single digit margin  seasonwise.

No	Team1	Team2	Winnner	Margin	Ground	Date
1	Chennai	Mumbai	Chennai	6 runs	Chennai	23.04.08
2	Bangalore	Deccan	Bangalore	3 runs	Bangalore	03.05.08
3	Punjab	Kolkata	Punjab	9 runs	Mohali	03.05.08
4	Kolkata	Bangalore	Kolkata	5 runs	Kolkata	08.05.08
5	Delhi	Punjab	Punjab	6 runs	Delhi	17.05.08
6	Kolkata	Chennai	Chennai	3 runs	Kolkata	18.05.08
7	Mumbai	Punjab	Punjab	1 run	Mumbai	21.05.08
1	Chennai	Delhi	Delhi	9 runs	Durban	23.04.09
2	Punjab	Mumbai	Punjab	3 runs	Durban	29.04.09
3	Bangalore	Punjab	Bangalore	8 runs	Durban	01.05.09
4	Kolkata	Mumbai	Mumbai	9 runs	East London	01.05.09
5	Mumbai	Rajasthan	Rajasthan	2 runs	Durban	14.05.09
6	Deccan	Punjab	Punjab	1 run	Johannesburg	17.05.09
7	Bangalore	Deccan	Deccan	6 runs	Johannesburg	24.05.09
1	Mumbai	Rajasthan	Mumbai	4 runs	Mumbai (BS)	13.05.10
2	Deccan	Punjab	Deccan	6 runs	Cuttack	19.05.10
3	Deccan	Rajasthan	Rajasthan	2 runs	Nagpur	05.04.10
1	Chennai	Kolkata	Chennai	2 runs	Chennai	08.04.11
2	Kolkata	Deccan	Kolkata	9 runs	Kolkata	11.04.11
3	Kolkata	Kochi	Kochi	6 runs	Kolkata	20.04.11
4	Mumbai	Chennai	Mumbai	8 runs	Mumbai	22.04.11
1	Kolkata	Punjab	Punjab	2 runs	Kolkata	15.04.12
2	Chennai	Punjab	Punjab	7 runs	Chennai	28.04.12
3	Delhi	Rajasthan	Delhi	1 run	Delhi	29.04.12
4	Pune	Mumbai	Mumbai	1 run	Pune	03.05.12
5	Kolkata	Pune	Kolkata	7 runs	Kolkata	05.05.12
6	Deccan	Bangalore	Deccan	9 runs	Hyd-RGS	20.05.12
1	Bangalore	Mumbai	Bangalore	2 runs	Bangalore	04.04.13
2	Delhi	Rajasthan	Rajasthan	5 runs	Delhi	06.04.13
3	Chennai	Mumbai	Mumbai	9 runs	Chennai	06.04.13
4	Punjab	Kolkata	Punjab	4 runs	Mohali	16.04.13
5	Mumbai	Punjab	Mumbai	4 runs	Mumbai	29.04.13
6	Delhi	Bangalore	Bangalore	4 runs	Delhi	10.05.13
7	Kolkata	Pune	Pune	7 runs	Ranchi	15.05.13
8	Punjab	Delhi	Punjab	7 runs	Dharamsala	16.05.13
1	Rajasthan	Chennai	Chennai	7 runs	Dubai (DSC)	23.04.14
2	Bangalore	Kolkata	Kolkata	2 runs	Sharjah	24.04.14
3	Sunrisers	Delhi	Sunrisers	4 runs	Dubai (DSC)	25.04.14
1	Chennai	Delhi	Chennai	1 run	Chennai	09.04.15
2	Sunrisers	Delhi	Delhi	4 runs	Visakhapatnam	18.04.15
3	Chennai	Kolkata	Chennai	2 runs	Chennai	28.04.15
4	Mumbai	Rajasthan	Mumbai	8 runs	Mumbai	01.05.15
5	Rajasthan	Sunrisers	Sunrisers	7 runs	Mumbai (BS)	07.05.15
6	Delhi	Sunrisers	Sunrisers	6 runs	Raipur	09.05.15
7	Sunrisers	Punjab	Sunrisers	5 runs	Hyd-RGS	11.05.15
8	Mumbai	Kolkata	Mumbai	5 runs	Mum-WS	14.05.15

Mumbai’s win by five runs against Kolkata at Mum-WS on 14.05.15 was its eighth win by a single digit run margin in IPL.  Mumbai  is close behind – by just one such win – Punjab which has won by single digit margin on nine occasions and holds the record for such wins in the history of IPL

No	Team1	Team2	Winnner	Margin	Ground	Date
1	Kolkata	Mumbai	Mumbai	9 runs	East London	01.05.09
2	Mumbai	Rajasthan	Mumbai	4 runs	Mumbai (BS)	13.05.10
3	Mumbai	Chennai	Mumbai	8 runs	Mumbai	22.04.11
4	Pune	Mumbai	Mumbai	1 run	Pune	03.05.12
5	Chennai	Mumbai	Mumbai	9 runs	Chennai	06.04.13
6	Mumbai	Punjab	Mumbai	4 runs	Mumbai	29.04.13
7	Mumbai	Rajasthan	Mumbai	8 runs	Mumbai	01.05.15
8	Mumbai	Kolkata	Mumbai	5 runs	Mum-WS	14.05.15
1	Punjab	Kolkata	Punjab	9 runs	Mohali	03.05.08
2	Delhi	Punjab	Punjab	6 runs	Delhi	17.05.08
3	Mumbai	Punjab	Punjab	1 run	Mumbai	21.05.08
4	Punjab	Mumbai	Punjab	3 runs	Durban	29.04.09
5	Deccan	Punjab	Punjab	1 run	Johannesburg	17.05.09
6	Kolkata	Punjab	Punjab	2 runs	Kolkata	15.04.12
7	Chennai	Punjab	Punjab	7 runs	Chennai	28.04.12
8	Punjab	Kolkata	Punjab	4 runs	Mohali	16.04.13
9	Punjab	Delhi	Punjab	7 runs	Dharamsala	16.05.13