E3M: 25 cal. Each round took 55 secs- 1 min. Round 8 and 9 was slower. Around 1600 cal/hour speed. Twice I managed 2 cal on one stroke. 

6 km (6 rounds of 1000 m with 1 min rest between);
28th July 2016; 28 mins 45 secs (display on rower) 28 mins 57 secs (timer in bow). (Split times= 4.02, 4.00, 4.01, 3.59, 3.54 and 3.47)

2000 m:
July 2017: 7:27.6 
Dec 2016: 8 mins 3 secs
10th Feb 2016: 7 mins 19 secs (7:19.1)
11th Jan 2016: 7 mins 30 secs (7:30.1)
30th Dec 2015: 7 mins 39 secs (7:39.2)
11th Nov 2015: 7 min 48 secs (7:48.1)
July 2015; 8 mins 43 secs

1000m:
30th Jan 2017: 3 mins 45 secs

500 m
June 2017: 1:32.6
31st Jan 2017: 1:32.7
26th Feb 2016: 1:33.1
5th Feb 2016: 1:34.8
8th Jan 2016: 1 min 35 secs (1:35.3)
1st Jan 2016: 1 mins 38 secs (1:38.1), tried shorter strokes
9th Dec 2015: 1 min 36 secs (1:36.2)
9th Nov 2015: 1 min 35 sec (1:35.5)
2 nov 2015: 1 min 36 sec (1:36.7)
Oct 2015: 1 min 43 secs (at Nordic)

Max cals in 5 mins:
21st Aug 2017; 101 cals
July (Sturebadet); 99