What are the M1, M2 and so on
<table style="width: 102pt; border-collapse: collapse;" border="0" cellpadding="0" cellspacing="0" width="136"><colgroup><col style="width: 102pt;" width="136"></colgroup><tbody><tr style="height: 12.75pt;" height="17"><td class="xl69" style="border-style: solid none none solid; border-color: black rgb(240, 240, 240) rgb(240, 240, 240) black; border-width: 0.5pt medium medium 0.5pt; width: 102pt; height: 12.75pt; background-color: transparent;" height="17" width="136">M1</td></tr><tr style="height: 12.75pt;" height="17"><td class="xl70" style="border-style: none none none solid; border-color: rgb(240, 240, 240) rgb(240, 240, 240) rgb(240, 240, 240) black; border-width: medium medium medium 0.5pt; height: 12.75pt; background-color: transparent;" height="17">M2</td></tr><tr style="height: 12.75pt;" height="17"><td class="xl70" style="border-style: none none none solid; border-color: rgb(240, 240, 240) rgb(240, 240, 240) rgb(240, 240, 240) black; border-width: medium medium medium 0.5pt; height: 12.75pt; background-color: transparent;" height="17">M3</td></tr><tr style="height: 12.75pt;" height="17"><td class="xl70" style="border-style: none none none solid; border-color: rgb(240, 240, 240) rgb(240, 240, 240) rgb(240, 240, 240) black; border-width: medium medium medium 0.5pt; height: 12.75pt; background-color: transparent;" height="17">M4</td></tr><tr style="height: 12.75pt;" height="17"><td class="xl70" style="border-style: none none none solid; border-color: rgb(240, 240, 240) rgb(240, 240, 240) rgb(240, 240, 240) black; border-width: medium medium medium 0.5pt; height: 12.75pt; background-color: transparent;" height="17">M5</td></tr><tr style="height: 12.75pt;" height="17"><td class="xl70" style="border-style: none none none solid; border-color: rgb(240, 240, 240) rgb(240, 240, 240) rgb(240, 240, 240) black; border-width: medium medium medium 0.5pt; height: 12.75pt; background-color: transparent;" height="17">M6</td></tr><tr style="height: 12.75pt;" height="17"><td class="xl70" style="border-style: none none none solid; border-color: rgb(240, 240, 240) rgb(240, 240, 240) rgb(240, 240, 240) black; border-width: medium medium medium 0.5pt; height: 12.75pt; background-color: transparent;" height="17">P1</td></tr><tr style="height: 12.75pt;" height="17"><td class="xl70" style="border-style: none none none solid; border-color: rgb(240, 240, 240) rgb(240, 240, 240) rgb(240, 240, 240) black; border-width: medium medium medium 0.5pt; height: 12.75pt; background-color: transparent;" height="17">P2</td></tr><tr style="height: 12.75pt;" height="17"><td class="xl70" style="border-style: none none none solid; border-color: rgb(240, 240, 240) rgb(240, 240, 240) rgb(240, 240, 240) black; border-width: medium medium medium 0.5pt; height: 12.75pt; background-color: transparent;" height="17">P3</td></tr><tr style="height: 12.75pt;" height="17"><td class="xl70" style="border-style: none none none solid; border-color: rgb(240, 240, 240) rgb(240, 240, 240) rgb(240, 240, 240) black; border-width: medium medium medium 0.5pt; height: 12.75pt; background-color: transparent;" height="17">P4</td></tr><tr style="height: 12.75pt;" height="17"><td class="xl70" style="border-style: none none none solid; border-color: rgb(240, 240, 240) rgb(240, 240, 240) rgb(240, 240, 240) black; border-width: medium medium medium 0.5pt; height: 12.75pt; background-color: transparent;" height="17">P5</td></tr><tr style="height: 12.75pt;" height="17"><td class="xl70" style="border-style: none none none solid; border-color: rgb(240, 240, 240) rgb(240, 240, 240) rgb(240, 240, 240) black; border-width: medium medium medium 0.5pt; height: 12.75pt; background-color: transparent;" height="17">P6</td></tr></tbody></table>