It was stipulated that attendance bonus would be calculated in the same way as production bonus On November 28, 1951 there was an agreement by which it was agreed that "the system of attendance bonus for the year 1952 will be discontinued and the ex-gratia bonus's percentage will be increased by 5%, i.e. instead of 10% it will be 15% to all employees." It was also agreed that corresponding changes would be made in the Standing Orders and Rules in order to incorporate these changes Later, another settlement was recorded, this time before the Chairman, Industrial Tribunal, Bihar, in a pending Reference of 1955 where it was mentioned that the respondent had agreed to increase the general bonus, effective from the first quarter of 1957, from 15% to 16% Thereafter on July 27, 1961 there was another settlement which provided "In view of the overall satisfactory settlement on all the outstanding points of the Union and of those points raised by the management, as a gesture of good will the management declared that with effect from 3rd quarter of 1961 the General Bonus will be increased from 16-1/2% to 17-1/2% The workmen's representatives appreciated this gesture of the management and expressed satisfaction on behalf of the workman on the increase of General Bonus." 642 This was followed by a further settlement dated January 9, 1963 arrived at in the course of conciliation proceedings before the Conciliation Officer-cum-Deputy Labour Commissioner, Bihar. It provided that :