30% PVC 70% PVC
 December 20183.327.74
 November 20183.317.72
 October 20183.297.67
 September 20183.297.68
 August 20183.287.66
 July 20183.297.68
 June 20183.297.68
 May 20183.287.65
 April 20183.287.66
 March 20183.277.63
 February 20183.257.57
 January 20183.247.55