30% PVC 70% PVC
 April 20183.287.66
 March 20183.277.63
 February 20183.257.57
 January 20183.247.55
 December 20173.237.55
 November 20173.237.53
 October 20173.217.50
 September 20173.227.52
 August 20173.227.52
 July 20173.227.52
 June 20173.237.53
 May 20173.247.55