what the total viewer where that date first broadcast is 28 january 2010 and that episode number 1?
Series number Episode number Date of first broadcast Total viewers Series average
text real text real real
1-12995531-3
Series 1 1 27 September 2007 1997000 1242125
Series 1 2 4 October 2007 1475000 1242125
Series 1 3 11 October 2007 1098000 1242125
Series 1 4 18 October 2007 1108000 1242125
Series 1 5 25 October 2007 1077000 1242125
Series 1 6 1 November 2007 1003000 1242125
Series 1 7 8 November 2007 1194000 1242125
Series 1 8 15 November 2007 985000 1242125
Series 2 1 11 September 2008 1074000 975500
Series 2 2 11 September 2008 1044000 975500
Series 2 3 18 September 2008 1081000 975500
Series 2 4 25 September 2008 879000 975500
Series 2 5 2 October 2008 896000 975500
Series 2 6 9 October 2008 969000 975500
Series 2 7 16 October 2008 959000 975500
Series 2 8 23 October 2008 902000 975500
Series 3 1 28 January 2010 924000 837125
Series 3 2 28 January 2010 875000 837125
Series 3 3 4 February 2010 731000 837125
Series 3 4 11 February 2010 805000 837125
Series 3 5 18 February 2010 941000 837125
Series 3 6 25 February 2010 889000 837125
Series 3 7 4 March 2010 806000 837125
Series 3 8 11 March 2010 726000 837125
Series 4 1 1 February 2011 829000 649000
Series 4 2 8 February 2011 665000 649000
Series 4 3 15 February 2011 614000 649000
Series 4 4 22 February 2011 572000 649000
Series 4 5 1 March 2011 661000 649000
Series 4 6 8 March 2011 674000 649000
Series 4 7 15 March 2011 582000 649000
table_12995531_3
SELECT MIN Total viewers FROM table WHERE Date of first broadcast = 28 January 2010 AND Episode number = 1
28 January 2010 1