MARKWEST ENERGY PARTNERS L P

CUSIP: 570759100 Class: UNIT LP PARTN

Estabrook Capital Management's Holding History (CIK: 0001344717)

Note: Option positions (PUT/CALL) are excluded.

Q3 2015
Shares 2,344 Value ($000) $100,581 Avg Close — Range —
Q2 2015
Shares 2,344 Value ($000) $132,155 Avg Close — Range —
Q1 2015
Shares 5,426 Value ($000) $358,659 Avg Close — Range —
Q4 2014
Shares 5,426 Value ($000) $364,573 Avg Close — Range —
Q3 2014
Shares 5,426 Value ($000) $416,825 Avg Close — Range —
Q2 2014
Shares 5,426 Value ($000) $388,393 Avg Close — Range —
Q1 2014
Shares 5,224 Value ($000) $341,232 Avg Close — Range —
Q4 2013
Shares 4,724 Value ($000) $312,398 Avg Close — Range —
Q3 2013
Shares 5,224 Value ($000) $377,330 Avg Close — Range —
Q2 2013
Shares 4,765 Value ($000) $318,540 Avg Close — Range —