as for pcs (copied from posts i made at Engadget)
according to the charts "unit shipments are in thousands" which means these are actually millions
lenovo q1 11,700 lenovo q2 12,619
hp q1 11,997 hp q2 12,378
dell q1 9,010, dell q2 9,230
acer q1 6,150 acer q2 6,22
asus q1 4,363 asus q2 4,590
over all declining market? sure but its the "off " brands that are having the worst of it
33,075 in q1 and 30,589 in q2
Above is worldwide figure but US PC sales are up q1 - q2 also
Q1 US Total 14,197
Q2 US Total 15,650
sources
Q2 charts here
Q1 charts here